Page 4 of 416

ContentsSafety and Security........................... 61
Occupant safety................................... 62
Airbags ........................................... 63
Seat belts ....................................... 68
Children in the vehicle.................... 72
Blocking rear door window
operation ........................................ 78
Panic alarm .......................................... 79
Driving and safety systems .................. 80
ABS ................................................ 80
BAS ................................................ 82
4-ETS .............................................. 83
EBB................................................. 84
ESP................................................. 84
Anti-theft systems................................ 88
Immobilizer..................................... 88
Anti-theft alarm .............................. 88
Tow-away alarm ............................. 89
Controls in detail............................... 91
Locking and unlocking ......................... 92
SmartKey ....................................... 92
Opening the doors from the inside . 96
Opening the tailgate ....................... 97
Closing the tailgate ........................ 98
Automatic central locking .............. 98
Locking and unlocking from
the inside ....................................... 99
Seats ................................................. 100
Easy-entry/exit feature ................ 100
Removing and installing front
seat head restraints ..................... 101
Synchronizing head restraints
and seat adjustment fore and
aft for front seats ......................... 102
Rear seat head restraints ............. 102
Multicontour seat* ....................... 104
Heated seats ................................ 104
Memory function ............................... 107
Storing positions into memory ..... 108
Recalling positions from memory . 108
Storing exterior rear view
mirror parking position................. 109Lighting ............................................. 110
Exterior lamp switch .................... 110
Combination switch ..................... 114
Hazard warning flasher ................ 115
Interior lighting ............................ 116
Rear interior lamps ...................... 117
Cargo compartment lamps .......... 118
Instrument cluster ............................. 120
Instrument cluster illumination .... 120
Coolant temperature display........ 120
Trip odometer .............................. 121
Tachometer.................................. 121
Outside temperature indicator ..... 122
Control system .................................. 123
Multifunction display.................... 123
Multifunction steering wheel........ 124
Menus .......................................... 126
Standard display menu ................ 128
AUDIO menu ................................ 128
NAVI menu ................................... 130
Vehicle status message
memory menu .............................. 131
Settings menu.............................. 132
Trip computer menu..................... 144
TEL menu ..................................... 145
Page 28 of 416
28 At a glanceCenter consoleUpper part
Item
Page
1
Left front seat heater
switch
104
2
Switch for rear window
wiper/washer
54
3
ESP control switch
86
4
Differential lock switches
158
5
Central locking switch
99
6
Anti-theft alarm system
indicator lamp
88
Tow-away alarm switch
89
7
Right front seat heater
switch
104
Item
Page
8
Hazard warning flasher
switch
115
9
COMAND system, see
separate operating
instructions
a
Ashtray with lighter
194,
195
b
Climate control
164
c
7
indicator lamp
74,
295
Page 34 of 416
34 Getting startedThe “Getting started” section provides an
overview of the vehicle’s most basic func-
tions. First-time Mercedes-Benz owners
should pay special attention to the infor-
mation given here.
If you are already familiar with the basic
functions described here, the “Controls in
detail” section will help you with further in-
formation. The corresponding page refer-
ences are at the end of each segment.Unlocking
Unlocking with the SmartKeySmartKey with remote control1‹Lock button
2ŒUnlock button
3ÂPanic button (
page 79)
Press unlock button Œ on the
SmartKey.
All turn signal lamps flash once. The
locking knobs in the doors move up.
The anti-theft alarm system is dis-
armed.
Get in the vehicle and insert the
SmartKey in the starter switch.
For more information, see “Locking and
unlocking” (
page 92).
Page 59 of 416

59 Getting started
Parking and locking
Press the seat belt release button3
(page 45).
Allow the retractor to completely re-
wind the seat belt by guiding the latch
plate.
After exiting the vehicle, press the lock
button‹ on the SmartKey
(page 34).
With the hood, tailgate and all doors
closed, all turn signal lamps flash three
times. The locking knobs on the doors
move down.
The anti-theft alarm system is armed.For more information, see “Locking and
unlocking” (
page 92).
iThe SmartKey can only be pulled out
when:
it has been turned to position0 in
the starter switch
the gear selector lever for the auto-
matic transmission is in positionP
iWith the SmartKey removed and the
driver’s door open, a warning sounds if
the vehicle’s exterior lamps are not
switched off.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the door
openings when closing the doors. Be espe-
cially careful when small children are
around.
Before closing doors, make sure there is no
possibility of someone getting caught in a
door during closing.
Warning!
G
When leaving the vehicle, always remove the
SmartKey from the starter switch, take it
with you, and lock the vehicle. Do not leave
children unattended in the vehicle, or with
access to an unlocked vehicle. Unsuper-
vised use of vehicle equipment may cause
an accident and/or serious personal injury.
Page 61 of 416
61 Safety and Security
Occupant safety
Panic alarm
Driving and safety systems
Anti-theft systems
Page 79 of 416

79 Safety and Security
Panic alarm
Panic alarm
1Âbutton
An audible alarm and blinking turn signal
lamps will operate for approximately
2½ minutes.
To activate: Press and hold button1
for at least one second.
To deactivate: Press button1 again or
insert SmartKey in starter switch.
iUSA only:
This device complies with Part 15 of
the FCC Rules. Operation is subject to
the following two conditions:
(1) This device may not cause harmful
interference, and
(2) this device must accept any inter-
ference received, including interfer-
ence that may cause undesired
operation.
Any unauthorized modification to this
device could void the user’s authority
to operate the equipment.
iCanada only:
This device complies with RSS-210 of
Industry Canada. Operation is subject
to the following two conditions:
(1) This device may not cause interfer-
ence, and
(2) this device must accept any inter-
ference received, including interfer-
ence that may cause undesired
operation of the device.
Any unauthorized modification to this
device could void the user’s authority
to operate the equipment.
Page 88 of 416

88 Safety and SecurityAnti-theft systemsImmobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
Activating
Removing the SmartKey from the starter
switch activates the immobilizer.
Deactivating
Inserting the SmartKey in the starter
switch deactivates the immobilizer.
Anti-theft alarm
Once the alarm system has been armed, a
visual and audible alarm is triggered when
someone opens
a door
the tailgate
the hood
The alarm will stay on even if the activating
element (a door, for example) is immedi-
ately closed.
The alarm system will also be triggered
when
someone attempts to raise the vehicle
the vehicle is opened with the mechan-
ical keyArming the alarm system
The alarm system is armed after locking
the vehicle with the SmartKey. The turn
signal lamps blink three times to indicate
that the alarm system is being armed.
A red lamp in the tow-away alarm switch
begins to blink after arming the alarm
system (
page 28).
iIn case the engine cannot be started
(yet the vehicle’s battery is charged),
the system is not operational. Contact
an authorized Mercedes-Benz Light
Truck Center or call
1-800-FOR-MERCedes (in the USA), or
1-800-387-0100 (in Canada).
iIf the alarm stays on for more than
20 seconds, an emergency call is initi-
ated automatically by the Tele Aid sys-
tem (
page 198) provided Tele Aid
service was subscribed to and properly
activated, and that necessary cellular
service and GPS coverage are avail-
able.
Page 89 of 416

89 Safety and Security
Anti-theft systems
Disarming the alarm system
The alarm system is disarmed when you
unlock your vehicle with the SmartKey. The
turn signal lamps blink once to indicate
that the alarm system is disarmed.Canceling the alarm
To cancel the alarm:
Press the Œ or ‹ button on the
SmartKey.
or
Insert the SmartKey in the starter
switch.
Tow-away alarm
Once the tow-away alarm is armed, a visual
and audible alarm will be triggered when
someone attempts to raise the vehicle.
iIf the turn signal lamps do not blink
three times, one of the following ele-
ments may not be properly closed:
a door
the tailgate
the hood
Close the respective element and lock
the vehicle again.
iThe tow-away protection alarm is trig-
gered, for example, if the vehicle is lift-
ed on one side.
If the alarm stays on for more than
20 seconds, an emergency call is initi-
ated automatically by the Tele Aid sys-
tem provided Tele Aid service was
subscribed to and properly activated,
and that necessary cellular service and
GPS coverage are available.